The slurry surfacing test machine CRT-STM also known as Wet Track Abrasion Test Machine was developed to simply and reliably determine the minimum binder content of the mix under wet track abrasion conditions according to the determination of wearing test: EN 12274-5.

Key Features

Abrasive head according toEN 12274-5

Planetary gear system providing the abrasive head with rotating speed of 144rpm for 61 complete cycles of the planetary system